[PATCH 1 of 2] repair: fix missing import

[alain.leufroy at logilab.fr]

# HG changeset patch
# User Alain Leufroy <alain.leufroy at logilab.fr>
# Date 1334565198 -7200
# Node ID 2fc5a3c6375954812aedece851bf34a020048d06
# Parent  9b26d541e972428a21d44837650932b2f2f5aeb0
repair: fix missing import

introduced by: b5c0c7d0f83fe56240ce7a919581f1cbff4f5ee5

diff -r 9b26d541e972 -r 2fc5a3c63759 mercurial/repair.py
--- a/mercurial/repair.py	Sat Apr 14 01:39:35 2012 -0500
+++ b/mercurial/repair.py	Mon Apr 16 10:33:18 2012 +0200
@@ -10,6 +10,7 @@
 from mercurial.node import short
 from mercurial.i18n import _
 import os
+import errno
 
 def _bundle(repo, bases, heads, node, suffix, compress=True):
     """create a bundle with the specified revisions as a backup"""